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Finance sites erroneously show Amazon, Apple, other stocks crashing

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Re: Finance sites erroneously show Amazon, Apple, other stocks crashing

#6
post #3

And we trust that software can drive our cars for us?

Stock tracking websites don't need to be perfect, just need to be better than the humans they replaced. Faster, free, and less errors doesn't mean they must be error free.

Self driving cars just need to be better than humans, and given the number of teens and senior citizens on the road...

Re: Finance sites erroneously show Amazon, Apple, other stocks crashing

#7
I've actually seen a number of times where Google Finance has a daily low that was never reached or a high that wasn't shown on the graph (sometimes many percentage points away). It's also notoriously bad when there's a gap up or down, and will sometimes cut out various parts of the graph.

But still, seems to be one of the better ones out there, as I still use it. Just don't treat it as authority.

Another interesting example of questionable data is the premarket CNN feed at (http://money.cnn.com/data/premarket/). I have sometimes seen a stock trading premarket down 99%, which almost always looks like an off by some factor of ten of the price.

Re: Finance sites erroneously show Amazon, Apple, other stocks crashing

#10
post #5

Sometimes I wonder if it would make sense to place long-term buy orders at a ridiculously low bids. Just in case.

Recently when BTC flash crashed (or maybe it was Ethereum) those who had placed such orders made a ton of money. It's a safer bet with virtual currency because of its instability
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